FR3135109B1 - RING FOR TURBOMACHINE TURBINE - Google Patents

RING FOR TURBOMACHINE TURBINE Download PDF

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Publication number
FR3135109B1
FR3135109B1 FR2204094A FR2204094A FR3135109B1 FR 3135109 B1 FR3135109 B1 FR 3135109B1 FR 2204094 A FR2204094 A FR 2204094A FR 2204094 A FR2204094 A FR 2204094A FR 3135109 B1 FR3135109 B1 FR 3135109B1
Authority
FR
France
Prior art keywords
fixing part
composite material
ring
matrix composite
scalloped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR2204094A
Other languages
French (fr)
Other versions
FR3135109A1 (en
Inventor
Thomas Vandellos
Benjamin Lacombe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Ceramics SA
Original Assignee
Safran Ceramics SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Safran Ceramics SA filed Critical Safran Ceramics SA
Priority to FR2204094A priority Critical patent/FR3135109B1/en
Publication of FR3135109A1 publication Critical patent/FR3135109A1/en
Application granted granted Critical
Publication of FR3135109B1 publication Critical patent/FR3135109B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B18/00—Layered products essentially comprising ceramics, e.g. refractory products
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/36—Non-oxidic
    • C04B2237/365—Silicon carbide
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/38—Fiber or whisker reinforced
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/50—Processing aspects relating to ceramic laminates or to the joining of ceramic articles with other articles by heating
    • C04B2237/58—Forming a gradient in composition or in properties across the laminate or the joined articles
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/50—Processing aspects relating to ceramic laminates or to the joining of ceramic articles with other articles by heating
    • C04B2237/58—Forming a gradient in composition or in properties across the laminate or the joined articles
    • C04B2237/582—Forming a gradient in composition or in properties across the laminate or the joined articles by joining layers or articles of the same composition but having different additives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • F05D2300/6033—Ceramic matrix composites [CMC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Anneau (30) comprenant une plateforme annulaire (31) et au moins une bride annulaire (32), la bride annulaire (32) comprenant une paroi annulaire radiale (40) qui comprend une succession circonférentielle de portions festonnées (60) et de portions intercalaires (50), chaque portion festonnée (60) portant un feston (70), chaque portion festonnée (60) et le feston (70) définissant une partie de fixation (32a) de la bride annulaire (32), chaque partie de fixation (32a) comportant une portion interne (61), une portion externe (62) qui comprend au moins le feston (70), et un trou (34), et dans lequel la portion externe (62) de chaque partie de fixation (32a) est réalisée en un premier matériau composite à matrice céramique et la portion interne (61) de chaque partie de fixation (32a) est réalisée en un deuxième matériau composite à matrice céramique présentant un coefficient de dilatation thermique inférieur à celui du premier matériau composite à matrice céramique. Figure de l’abrégé : Figure 4Ring (30) comprising an annular platform (31) and at least one annular flange (32), the annular flange (32) comprising a radial annular wall (40) which comprises a circumferential succession of scalloped portions (60) and intermediate portions (50), each scalloped portion (60) carrying a scallop (70), each scalloped portion (60) and the scallop (70) defining a fixing part (32a) of the annular flange (32), each fixing part ( 32a) comprising an internal portion (61), an external portion (62) which comprises at least the festoon (70), and a hole (34), and in which the external portion (62) of each fixing part (32a) is made of a first ceramic matrix composite material and the internal portion (61) of each fixing part (32a) is made of a second ceramic matrix composite material having a coefficient of thermal expansion lower than that of the first matrix composite material ceramic. Abstract Figure: Figure 4

FR2204094A 2022-04-29 2022-04-29 RING FOR TURBOMACHINE TURBINE Active FR3135109B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2204094A FR3135109B1 (en) 2022-04-29 2022-04-29 RING FOR TURBOMACHINE TURBINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2204094 2022-04-29
FR2204094A FR3135109B1 (en) 2022-04-29 2022-04-29 RING FOR TURBOMACHINE TURBINE

Publications (2)

Publication Number Publication Date
FR3135109A1 FR3135109A1 (en) 2023-11-03
FR3135109B1 true FR3135109B1 (en) 2024-05-24

Family

ID=83899736

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2204094A Active FR3135109B1 (en) 2022-04-29 2022-04-29 RING FOR TURBOMACHINE TURBINE

Country Status (1)

Country Link
FR (1) FR3135109B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8061977B2 (en) * 2007-07-03 2011-11-22 Siemens Energy, Inc. Ceramic matrix composite attachment apparatus and method
US9140135B2 (en) * 2010-09-28 2015-09-22 United Technologies Corporation Metallic radius block for composite flange
GB201106794D0 (en) * 2011-04-21 2011-06-01 Rolls Royce Plc A composite flange element
US10024193B2 (en) * 2015-11-19 2018-07-17 General Electric Company Pin supported CMC shroud
US11085316B2 (en) * 2018-08-22 2021-08-10 Raytheon Technologies Corporation Blade outer air seal formed of laminate and having radial support hooks
US11047245B2 (en) * 2019-08-12 2021-06-29 Raytheon Technologies Corporation CMC component attachment pin

Also Published As

Publication number Publication date
FR3135109A1 (en) 2023-11-03

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